This adds in the ability for Chrome to generate windows with snapshots

of all currently open tabs in all browsers.

This is needed for overview mode on ChromeOS.

BUG=http://code.google.com/p/chromium-os/issues/detail?id=1170
TEST=Ran Chrome under ChromeOS with updated window manager.
Review URL: http://codereview.chromium.org/661237

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@45824 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 21 insertions, 0 deletions

diff --git a/app/surface/transport_dib.h b/app/surface/transport_dib.h
index 7a60f08..44fb6a9 100644
--- a/app/surface/transport_dib.h
+++ b/app/surface/transport_dib.h
@@ -73,6 +73,13 @@ class TransportDIB {
   // Returns a default, invalid handle, that is meant to indicate a missing
   // Transport DIB.
   static Handle DefaultHandleValue() { return NULL; }
+
+  // Returns a value that is ONLY USEFUL FOR TESTS WHERE IT WON'T BE
+  // ACTUALLY USED AS A REAL HANDLE.
+  static Handle GetFakeHandleForTest() {
+    static int fake_handle = 10;
+    return reinterpret_cast<Handle>(fake_handle++);
+  }
 #elif defined(OS_MACOSX)
   typedef base::SharedMemoryHandle Handle;
   // On Mac, the inode number of the backing file is used as an id.
@@ -81,6 +88,13 @@ class TransportDIB {
   // Returns a default, invalid handle, that is meant to indicate a missing
   // Transport DIB.
   static Handle DefaultHandleValue() { return Handle(); }
+
+  // Returns a value that is ONLY USEFUL FOR TESTS WHERE IT WON'T BE
+  // ACTUALLY USED AS A REAL HANDLE.
+  static Handle GetFakeHandleForTest() {
+    static int fake_handle = 10;
+    return Handle(fake_handle++, false);
+  }
 #elif defined(USE_X11)
   typedef int Handle;  // These two ints are SysV IPC shared memory keys
   typedef int Id;
@@ -88,6 +102,13 @@ class TransportDIB {
   // Returns a default, invalid handle, that is meant to indicate a missing
   // Transport DIB.
   static Handle DefaultHandleValue() { return -1; }
+
+  // Returns a value that is ONLY USEFUL FOR TESTS WHERE IT WON'T BE
+  // ACTUALLY USED AS A REAL HANDLE.
+  static Handle GetFakeHandleForTest() {
+    static int fake_handle = 10;
+    return fake_handle++;
+  }
 #endif
 
   // Create a new TransportDIB, returning NULL on failure.